#!/bin/sh
# PCP QA Test No. 504
# Use libpcp_fault to exercise __pmProcessExec() and friends from libpcp.
#
# Copyright (c) 2017 Ken McDonell.  All Rights Reserved.
#

seq=`basename $0`
echo "QA output created by $seq"

# get standard environment, filters and checks
. ./common.product
. ./common.filter
. ./common.check

src/check_fault_injection >/dev/null 2>&1 || \
    _notrun "libpcp not built with fault injection enabled"

_cleanup()
{
    cd $here
    $sudo rm -rf $tmp $tmp.*
}

_filter()
{
    sed \
	-e 's/exectest([0-9][0-9]*)/exectest(PID)/' \
	-e 's/\[[A-Z][a-z][a-z] [A-Z][a-z][a-z]  *[0-9][0-9]* [0-9][0-9]:[0-9][0-9]:[0-9][0-9]]/[DATE]/' \
	-e 's/alloc([0-9][0-9]*)/alloc(N)/g' \
    #
}

status=1	# failure is the default!
$sudo rm -rf $tmp $tmp.* $seq.full
trap "_cleanup; exit \$status" 0 1 2 3 15

export PM_FAULT_CONTROL=$tmp.control
export LD_PRELOAD=$PCP_LIB_DIR/libpcp_fault.so

# real QA test starts here
echo "1st call to __pmProcessAddArg fails at malloc"
cat >$tmp.control <<End-of-File
libpcp/exec.c:1	== 1
End-of-File
src/exectest echo not supposed to get here 2>&1 \
| _filter

echo
echo "1st call to __pmProcessAddArg fails at realloc"
cat >$tmp.control <<End-of-File
libpcp/exec.c:2	== 1
End-of-File
src/exectest echo not supposed to get here 2>&1 \
| _filter

echo
echo "2nd (and later) calls to __pmProcessAddArg fails at realloc"
cat >$tmp.control <<End-of-File
libpcp/exec.c:2	> 1
End-of-File
src/exectest echo not supposed to get here 2>&1 \
| _filter

echo
echo "4th call to __pmProcessAddArg fails at strdup"
cat >$tmp.control <<End-of-File
libpcp/exec.c:3	== 4
End-of-File
src/exectest echo not supposed to get here 2>&1 \
| _filter

echo
echo "fork() fails"
cat >$tmp.control <<End-of-File
libpcp/exec.c:4	> 0
End-of-File
src/exectest -- sh -c "sleep 1; echo not supposed to get here" 2>&1 \
| _filter

echo
echo "pipe() fails"
cat >$tmp.control <<End-of-File
libpcp/exec.c:5	> 0
End-of-File
src/exectest -Dexec -p -- echo hullo world 2>&1 | _filter

echo
echo "fork() fails after pipe()"
cat >$tmp.control <<End-of-File
libpcp/exec.c:6	> 0
End-of-File
src/exectest -Dexec -p -- echo hullo world 2>&1 | _filter

echo
echo "realloc() fails for pipe map"
cat >$tmp.control <<End-of-File
libpcp/exec.c:7	> 0
End-of-File
src/exectest -Dexec -p -- echo hullo world 2>&1 | _filter

# success, all done
status=0
exit
